/*
 * Copyright (c) 2018-2020 "Graph Foundation,"
 * Graph Foundation, Inc. [https://graphfoundation.org]
 *
 * This file is part of ONgDB.
 *
 * ONgDB is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
/*
 * Copyright (c) 2002-2020 "Neo4j,"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.neo4j.kernel.impl.coreapi;

import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.Relationship;
import org.neo4j.graphdb.index.IndexHits;
import org.neo4j.graphdb.index.RelationshipIndex;

/**
 * Wraps an explicit index to prevent writes to it - exposing it as a read-only index.
 */
public class ReadOnlyRelationshipIndexFacade extends ReadOnlyIndexFacade<Relationship> implements RelationshipIndex
{
    private final RelationshipIndex delegate;

    public ReadOnlyRelationshipIndexFacade( RelationshipIndex delegate )
    {
        super( delegate );
        this.delegate = delegate;
    }

    @Override
    public IndexHits<Relationship> get( String key, Object valueOrNull, Node startNodeOrNull, Node endNodeOrNull )
    {
        return delegate.get( key, valueOrNull, startNodeOrNull, endNodeOrNull );
    }

    @Override
    public IndexHits<Relationship> query( String key, Object queryOrQueryObjectOrNull, Node startNodeOrNull, Node endNodeOrNull )
    {
        return delegate.query( key, queryOrQueryObjectOrNull, startNodeOrNull, endNodeOrNull );
    }

    @Override
    public IndexHits<Relationship> query( Object queryOrQueryObjectOrNull, Node startNodeOrNull, Node endNodeOrNull )
    {
        return delegate.query( queryOrQueryObjectOrNull, startNodeOrNull, endNodeOrNull );
    }
}
